Table 1 The baseline and clinic-pathologic characteristics of patients grouped by post-operative serum albumin level
Variable | Serum albumin < 32 g/L (n = 99) | Serum albumin ≥ 32 g/L (n = 230) | P |
|---|---|---|---|
Gender (%) | 0.229 | ||
Male | 59 (60) | 153 (67) | |
Female | 40 (40) | 77 (33) | |
Age, y, median(range) | 63 (22–82) | 53 (24–84) | 0.000* |
BMI, Kg/m2, mean ± SD | 22.19 ± 0.38 | 23.84 ± 0.37 | 0.007* |
Symptom (none/local/system) | (90/9/0) | (211/19/0) | 0.805 |
ECOG-PS (0/1/2/3/4/5) | 88/11/0/0/0 | 213/17/0/0/0 | 0.267 |
Stage (%) | 0.000* | ||
I | 46 (46) | 192 (83) | |
II | 18 (18) | 13 (6) | |
III | 29 (29) | 21 (9) | |
IV | 6 (6) | 4 (2) | |
Pathological type (%) | 0.208 | ||
ccRCC | 88 (89) | 214 (93) | |
nccRCC | 11 (11) | 16 (7) | |
Type of surgery (%) | 0.149 | ||
Radical nephrectomy | 73 (74) | 151 (66) | |
Partial nephrectomy | 26 (26) | 79 (34) | |
Fuhrman grade (%) | 0.074 | ||
1–2 | 52 (53) | 145 (63) | |
3–4 | 47 (47) | 85 (37) | |
Preoperative, mean ± SD | |||
Alb, g/L | 39.42 ± 0.43 | 43.43 ± 0.20 | 0.000* |
Glb, g/L | 29.20 ± 0.58 | 26.09 ± 0.25 | 0.000* |
Hgb, g/L | 128.09 ± 2.12 | 138.24 ± 1.06 | 0.000* |
Post-operative, mean ± SD | |||
Alb, g/L | 36.43 ± 0.19 | 28.77 ± 0.34 | 0.000* |
Glb, g/L | 24.27 ± 0.54 | 24.16 ± 0.24 | 0.834 |
Hgb, g/L | 106.81 ± 1.78 | 123.71 ± 1.15 | 0.000* |